Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between NOAA-21 and NOAA-19 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/21/2023
Index Date (NOAA-21) Time (NOAA-21) Lat,Lon (NOAA-21) SZA (NOAA-21 ) Date (NOAA-19) Time (NOAA-19) Lat,Lon (NOAA-19) SZA (NOAA-19 ) Distance(km) Time Diff (sec)
1 10/03/2023 15:56:34 -74.47, 108.40 101.36 10/03/2023 15:55:20 -74.48, 108.30 101.33 3.19 74
2 10/03/2023 16:47:20 74.48, -84.33 78.67 10/03/2023 16:46:16 74.52, -84.33 78.72 3.81 64
3 10/03/2023 17:38:05 -74.52, 82.88 101.27 10/03/2023 17:37:18 -74.51, 82.91 101.28 1.24 47
4 10/03/2023 18:28:51 74.54,-109.85 78.76 10/03/2023 18:28:15 74.51,-109.85 78.74 3.30 36
5 10/03/2023 19:19:35 -74.53, 57.49 101.24 10/03/2023 19:19:16 -74.55, 57.52 101.22 2.71 19
6 10/03/2023 20:10:21 74.54,-135.24 78.79 10/03/2023 20:10:13 74.55,-135.23 78.80 0.37 8
7 10/03/2023 21:01:05 -74.53, 32.10 101.21 10/03/2023 21:01:15 -74.54, 32.00 101.20 3.07 10
8 10/03/2023 21:51:51 74.55,-160.63 78.83 10/03/2023 21:52:12 74.54,-160.75 78.82 3.82 21
9 10/03/2023 22:42:36 -74.59, 6.58 101.12 10/03/2023 22:43:13 -74.58, 6.61 101.14 1.46 37
10 10/03/2023 23:33:22 74.60, 173.85 78.92 10/03/2023 23:34:10 74.57, 173.86 78.88 3.32 48
11 10/04/2023 00:24:05 -74.59, -18.81 101.09 10/04/2023 00:25:10 -74.62, -18.78 101.08 2.58 65
12 10/04/2023 01:14:53 74.71, 148.20 79.06 10/04/2023 01:16:06 74.66, 148.61 78.98 13.40 73

Figure of NOAA-21 and NOAA-19 satellite orbits during SNOs since TLE Epoch: 9/21/2023
SNOs_Map_NOAA-21_NOAA-19_20230921.jpg

Download SNOs between NOAA-21 and NOAA-19 since TLE EPOCH: 09/21/2023 in txt file.

Historial Predications of SNOs between NOAA-21 and NOAA-19